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قراءة كتاب Scientific American Supplement, No. 312, December 24, 1881

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‏اللغة: English
Scientific American Supplement, No. 312, December 24, 1881

Scientific American Supplement, No. 312, December 24, 1881

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دار النشر: Project Gutenberg
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SCIENTIFIC AMERICAN SUPPLEMENT NO. 312

NEW YORK, DECEMBER 24, 1881

Scientific American Supplement. Vol. XII., No. 312.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

TABLE OF CONTENTS.
  PAGE.
I. ENGINEERING AND MECHANICS.—Improved Fifteen Ton Traveling Crane. Designed for service in the construction of Port Alfred Harbor. South Africa. 3 figures. 4967
Improved Steam Boiler. 1 figure. 4968
The Elevated Railways of New York. 4968
Some of the Developments of Mechanical Engineering during the Last Half Century. British Association Paper. By Sir Frederick Bramwell. The steam engine.—Evaporative condenser.—Steam navigation.—Marine governors.—Light engines and boilers.—The Perkins system.—Ether engine.—Quicksilver engine.—Locomotive engines.—Brakes.—Motors.—Transmission of power.—Compressed air locomotives.—Hydraulic transmission of power.—Electric transmission of power.—The manufacture of iron and steel.— Bridges.—Machine tools.—The sewing machine.—Agricultural machinery.—Printing machinery. 4968
Amateur Mechanics: Metal turning, 29 figures. Rotary cutters, 12 figures. Wood-working and lathe attachments, 9 figures. 4971
A New Method of Keeping Mechanical Drawings. 4978
Achard's Electric Brake for Railway Use. 2 figures. Plan and elevation. 4974
II. ELECTRICITY, ETC.—Electricity. What it is and what may be expected of it. By Jacob Reese. 4974
Electric Light Apparatus for Photographic Purposes. By A.J. Jarman. 2 figures. 4976
Desruelles's Electric Lighter. 1 figure. 4976
Solenoid Underground Wires in Philadelphia. 4976
Dr. Herz's Telephonic Systems. 2 figures. 4976
Decision of the Congress of Electricians on the Units of Electric Measures. 4977
Secondary Batteries. By J. Rousse. 4977
III. TECHNOLOGY AND CHEMISTRY.—Domestic Sugar Production. 4980
M. Garnier's New Methods of Photo-Engraving. By Major J. Waterhouse.—Photogravure.—Photograph printing by vapor.—Atmography. 4982
Dangers of Pyrogallic Acid. By Dr. T.L. Phipson. 4982
IV. ARCHITECTURE, ETC.—Artists' Homes, No. 12.—Wm. Emerson's house, Little Sutton, Chiswick.—Full page illustration and large size longitudinal section. 4978
Memorable English Houses. 4 figures.—Newton's house.— Flaxman's house.—Canning's house.—Johnson's house. 4980
V. GEOGRAPHY.—Herald Island.—On the summit.—A midnight observation.—Plant life on Herald Island.—Inhabitants of the cliffs. 4980
VI. METALLURGY.—The Treatment of Quicksilver Ores in Spain. 4977
VII. AERONAUTICS.—The Balloon in Aeronautics. 4977
VIII. BIOGRAPHY.—Franz Liszt.—Large Portrait. 4981

IMPROVED FIFTEEN TON CRANE.

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